130661166 has 16 divisors (see below), whose sum is σ = 261437184. Its totient is φ = 43534584.

The previous prime is 130661149. The next prime is 130661197. The reversal of 130661166 is 661166031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19441 + ... + 25283.

It is an arithmetic number, because the mean of its divisors is an integer number (16339824).

Almost surely, 2^130661166 is an apocalyptic number.

130661166 is an abundant number, since it is smaller than the sum of its proper divisors (130776018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130661166 is a wasteful number, since it uses less digits than its factorization.

130661166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9575.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 130661166 is about 11430.7115264099. The cubic root of 130661166 is about 507.4370533527.

The spelling of 130661166 in words is "one hundred thirty million, six hundred sixty-one thousand, one hundred sixty-six".